Attributes . 0.13-0.17% Carbon (C), 0.60-1.20% Manganese (Mn), 0.05-0.30% Silicon (Si), ? 0.01% Phosphorus (P), ? 0.01% Sulfur (S), 0.75-0.97% Nickel (Ni), 0.01-0.20% Chromium (Cr), 0.05-0.15% Molybdenum (Mo), 0.02-0.04% Vanadium (V) . Names